<template>
  <view class="normal-login-container">
    <view class="logo-content align-center justify-center flex">
      <image style="width: 100rpx;height: 100rpx;" :src="globalConfig.appInfo.logo" mode="widthFix">
      </image>
      <text class="title">崇教干训</text>
    </view>
    <view class="login-form-content">
      <view class="input-item flex align-center">
        <view class="iconfont icon-user icon"></view>
        <input v-model="loginForm.username" class="input" type="text" placeholder="请输入账号" maxlength="30"/>
      </view>
      <view class="input-item flex align-center">
        <view class="iconfont icon-password icon"></view>
        <input v-model="loginForm.password" type="password" class="input" placeholder="请输入密码" maxlength="20"/>
      </view>
      <view class="input-item flex align-center" style="width: 60%;margin: 0px;" v-if="captchaEnabled">
        <view class="iconfont icon-code icon"></view>
        <input v-model="loginForm.code" type="number" class="input" placeholder="请输入验证码" maxlength="4"/>
        <view class="login-code">
          <image :src="codeUrl" @click="getCode" class="login-code-img"></image>
        </view>
      </view>
      <view class="action-btn">
        <button @click="handleLogin" class="login-btn cu-btn block bg-blue lg round">登录</button>
      </view>
    </view>

   <!-- <view class="xieyi text-center">
      <text class="text-grey1">登录即代表同意</text>
      <text @click="handleUserAgrement" class="text-blue">《用户协议》</text>
      <text @click="handlePrivacy" class="text-blue">《隐私协议》</text>
    </view> -->
  </view>
</template>

<script>
import {
  getCodeImg
} from '@/api/login'
import {getToken} from '@/utils/auth'

export default {
  data() {
    return {
      codeUrl: "",
      captchaEnabled: true,
      globalConfig: getApp().globalData.config,
      loginForm: {
        username: "",
        password: "",
        code: "",
        uuid: ''
      }
    }
  },
  created() {
    var token = getToken()
    if (token) {
      this.loginSuccess()
    } else {
      this.getCode()
    }
  },
  methods: {
    // 隐私协议
    handlePrivacy() {
      let site = this.globalConfig.appInfo.agreements[0]
      this.$tab.navigateTo(`/pages/common/webview/index?title=${site.title}&url=${site.url}`)
    },
    // 用户协议
    handleUserAgrement() {
      let site = this.globalConfig.appInfo.agreements[1]
      this.$tab.navigateTo(`/pages/common/webview/index?title=${site.title}&url=${site.url}`)
    },
    // 获取图形验证码
    getCode() {
      getCodeImg().then(res => {
        this.captchaEnabled = res.captchaEnabled === undefined ? true : res.captchaEnabled
        if (this.captchaEnabled) {
          this.codeUrl = 'data:image/gif;base64,' + res.img
          this.loginForm.uuid = res.uuid
        }
      })
    },
    // 登录方法
    async handleLogin() {
      if (this.loginForm.username === "") {
        this.$modal.msgError("请输入您的账号")
      } else if (this.loginForm.password === "") {
        this.$modal.msgError("请输入您的密码")
      } else if (this.loginForm.code === "" && this.captchaEnabled) {
        this.$modal.msgError("请输入验证码")
      } else {
        this.$modal.loading("登录中，请耐心等待...")
        this.pwdLogin()
      }
    },
    // 密码登录
    async pwdLogin() {
      this.$store.dispatch('Login', this.loginForm).then(() => {
        this.$modal.closeLoading()
        this.loginSuccess()
      }).catch(() => {
        if (this.captchaEnabled) {
          this.getCode()
        }
      })
    },
    // 登录成功后，处理函数
    loginSuccess(result) {
      // 设置用户信息
      this.$store.dispatch('GetInfo').then(res => {
        this.$tab.reLaunch('/pages/index')
      })
    }
  }
}
</script>

<style lang="scss">
	page {
		background-color: #ffffff;
	}

	.normal-login-container {
		width: 100%;

		.logo-content {
			width: 100%;
			font-size: 21px;
			text-align: center;
			padding-top: 15%;

			image {
				border-radius: 4px;
			}

			.title {
				margin-left: 10px;
			}
		}

		.login-form-content {
			text-align: center;
			margin: 20px auto;
			margin-top: 15%;
			width: 80%;

			.input-item {
				margin: 20px auto;
				background-color: #f5f6f7;
				height: 45px;
				border-radius: 20px;

				.icon {
					font-size: 38rpx;
					margin-left: 10px;
					color: #999;
				}

				.input {
					width: 100%;
					font-size: 14px;
					line-height: 20px;
					text-align: left;
					padding-left: 15px;
				}

			}

			.login-btn {
				margin-top: 40px;
				height: 45px;
			}

			.xieyi {
				color: #333;
				margin-top: 20px;
			}

			.login-code {
				height: 38px;
				float: right;

				.login-code-img {
					height: 38px;
					position: absolute;
					margin-left: 10px;
					width: 200rpx;
				}
			}
		}
	}
</style>